<template>
    <header class="head-nav">
      <div class="l-content">
        <img src="../assets/logo.svg" alt="" class="logo" />
        <span class="title">超市流水管理系统</span>
      </div>
      <div class="r-content">
        <div class="userinfo">
          <img src="../assets/images/user-default.png" alt="" class="avatar"  v-if="user.identify == '超级管理员'"/>
          <img src="../assets/images/user.png" alt="" class="avatar"  v-if="user.identify == '用户'"/>
          <div class="welcome">
            <p class="name comename">欢迎</p>
            <p class="name avatarname">{{ user.name }}</p>
          </div>
          <span class="username">
            <!-- 下拉箭头 -->
            <el-dropdown trigger="click" @command="setDialogInfo">
              <span class="el-dropdown-link">
                <el-icon><ArrowDown /></el-icon>
              </span>
              <template #dropdown>
                <el-dropdown-menu>
                  <el-dropdown-item command="info">个人中心</el-dropdown-item>
                  <el-dropdown-item command="logout">退出</el-dropdown-item>
                </el-dropdown-menu>
              </template>
            </el-dropdown>
          </span>
        </div>
      </div>
    </header>
  </template>
  
  <script setup>
  import { ArrowDown } from "@element-plus/icons";
  import { computed } from "vue";
  import { useStore } from "vuex";
  import { useRouter } from "vue-router";
  const router = useRouter();
  const store = useStore();
  const user = computed(() => {
    return store.getters.user;
  });
  
  const setDialogInfo = (cmdItem) => {
    //   console.log(cmdItem);
    switch (cmdItem) {
      case "info":
        showInfoList();
        break;
      case "logout":
        logout();
        break;
    }
  };
  
  const showInfoList = () => {
    router.push("/infoshow");
  };
  
  const logout = () => {
    //   console.log("退出");
    // 清除token
    localStorage.removeItem("mytoken");
    // 设置vuex store
    store.dispatch("clearCurrentState");
    //   跳转
    router.push("/login");
  };
  </script>
  
  <style lang="less" scoped>
  .head-nav {
    width: 100%;
    height: 60px;
    min-width: 600px;
    padding: 5px;
    background: #324057;
    color: #fff;
    border-bottom: 1px solid #1f2d3d;
  
    .l-content {
      float: left;
      display: flex;
      align-items: center;
      .logo {
        width: 60px;
        height: 60px;
        vertical-align: top;
      }
      .title {
        padding-left: 8px;
        font-size: 18px;
        font-weight: 600;
      }
    }
  
    .r-content {
      float: right;
      margin-right: 50px;
      .userinfo {
        display: flex;
        align-items: center;
        height: 60px;
        .avatar {
          width: 40px;
          height: 40px;
          border-radius: 50%;
        }
  
        .welcome {
          display: flex;
          flex-direction: column;
          align-items: center;
          margin-left: 10px;
          .name {
            font-weight: 500;
            font-size: 14px;
            margin-right: 10px;
          }
  
          .avatarname {
            color: skyblue;
            padding-top: 5px;
          }
        }
  
        .username {
          .el-dropdown {
            color: #fff;
          }
        }
      }
    }
  }
  </style>
  